This week Gilles Peterson is joined by US rapper Kendrick Lamar. The full interview airs Saturday December 1st 3-6pm (GMT), where the 2 discuss the phenomenal Good Kid mAAd City debut album, as well as Kendrick's upbringing.
But to whet your appetite, here's a clip that includes the 2 talking about UK/European beat producers, with Kendrick performing a short freestyle over TNGHT's 'Higher Ground'.
Tune in live, or listen back on the iPlayer here:
http://www.bbc.co.uk/programmes/b01p3h9c